81 lines
2.7 KiB
C#
81 lines
2.7 KiB
C#
using FishNet.Managing;
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using System;
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using System.Collections.Generic;
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using System.Runtime.CompilerServices;
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namespace FishNet.Serializing
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{
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/// <summary>
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/// Reader which is reused to save on garbage collection and performance.
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/// </summary>
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public sealed class PooledReader : Reader
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{
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internal PooledReader(byte[] bytes, NetworkManager networkManager, Reader.DataSource source = Reader.DataSource.Unset) : base(bytes, networkManager, null, source) { }
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internal PooledReader(ArraySegment<byte> segment, NetworkManager networkManager, Reader.DataSource source = Reader.DataSource.Unset) : base(segment, networkManager, null, source) { }
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public void Store() => ReaderPool.Store(this);
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}
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/// <summary>
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/// Collection of PooledReader. Stores and gets PooledReader.
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/// </summary>
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public static class ReaderPool
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{
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#region Private.
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/// <summary>
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/// Pool of readers.
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/// </summary>
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private static readonly Stack<PooledReader> _pool = new Stack<PooledReader>();
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#endregion
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/// <summary>
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/// Get the next reader in the pool
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/// <para>If pool is empty, creates a new Reader</para>
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/// </summary>
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static PooledReader Retrieve(byte[] bytes, NetworkManager networkManager, Reader.DataSource source = Reader.DataSource.Unset)
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{
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return Retrieve(new ArraySegment<byte>(bytes), networkManager, source);
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}
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/// <summary>
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/// Get the next reader in the pool or creates a new one if none are available.
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/// </summary>
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public static PooledReader Retrieve(ArraySegment<byte> segment, NetworkManager networkManager, Reader.DataSource source = Reader.DataSource.Unset)
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{
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PooledReader result;
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if (_pool.Count > 0)
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{
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result = _pool.Pop();
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result.Initialize(segment, networkManager, source);
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}
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else
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{
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result = new PooledReader(segment, networkManager, source);
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}
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return result;
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}
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/// <summary>
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/// Puts reader back into pool
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/// </summary>
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public static void Store(PooledReader reader)
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{
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_pool.Push(reader);
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}
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/// <summary>
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/// Puts reader back into pool if not null, and nullifies source reference.
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/// </summary>
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public static void StoreAndDefault(ref PooledReader reader)
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{
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if (reader != null)
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{
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_pool.Push(reader);
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reader = null;
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}
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}
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}
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}
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